IV DV quiz

What is a variable in a scientific research?

• A factor which never varies or changes

• A factor which varies or changes

• The research topic

• The aim of the investigation

True or false? An experiment must have two or more variables that will be tested/measured.

• True

• False

Which variable is 'measured' in research?

• Independent variable

• Dependent variable

Which variable is 'added' or 'changed' within the experimental group of a research study?

• Independent variable

• Dependent variable

Which group NEVER gets exposed to the Independent Variable (IV)?

• Experimental group

• Control group

What is the purpose of a control group?

• To gather baseline data to determine the research question

• To gather baseline data to compare to then observe the effect of IV in experimental group

• To gather baseline data to observe how the DV changes participant responses

• To determine the results of the experiment

Do children have better memory than adults? Identify the DV.

• Age of participants

• Memory

Will migraine sufferers have fewer migraines if they use meditation techniques? Identify the IV.

• Meditation techniques

• Migraines

Does distraction slow down reaction time? Identify the IV.

• Reaction time

• Distraction

Will workers be more productive in a quiet workplace or in a noisy workplace? Worker productivity is the _________.